The Definitive Guide to hplc used in pharmaceutical industry
The focus of polynuclear aromatic hydrocarbons (PAH) in soil are determined by to start with extracting the PAHs with methylene chloride. The extract is diluted, if necessary, as well as PAHs separated by HPLC employing a UV/Vis or fluorescence detector. Calibration is accomplished employing one or more external standards. In a typical analysis a 2